Letters from the North: Catholic Missionaries in Scandinavia 817-905 AD

The Jacobite Arab Synaxarium: Volume II- Month of Paopi

The Jacobite Arab Synaxarium: Volume III- Month of Hathor

Charters and Deeds of the Order of the Holy Sepulchre: Volume I

Letters to Medieval Christian North Africa

Medieval Irish Synods: 630-1262 AD

Papal Letters to the Maronites

The Eternity of the World

Refutations

On Fate (De Fato)

Old Nubian Miracle of St. Mena

The Life of St. Mary of Egypt

The Canons of the Synod of Partav

The Life of St. Bede

The Mystical Interpretation of the Ancestry of Our Lord Jesus Christ

The Most Holy Theotokos in the Temple

Fourteen Letters

The Life of St. Margaret, Queen of Scotland

Encyclical Letters of John XIII

Oration Against the Turks